This product has only one exhaust fan inside where as other brands whose products are of similar dimensions have two exhaust fans inside. This product is suitable for gas stoves with a single burner as it has only one exhaust fan inside.
very good for small kitchen. compact and powerful. still needs to have a whole on wall for the outlet. if you do not want a whole on wall for the exhaust then sunflame has other model which has exhausts on rear . go for it, support from sunflame was agood.